package com.sangeng.controller;

import com.sangeng.mapper.UserMapper;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;

@RestController
@RequestMapping("hello")
public class HelloController {


    @Autowired
    private UserMapper userMapper;


    @GetMapping("hello")
    public String hello(){
        userMapper.selectById("123");
        return "hello";
    }
}
